thelma
Newest questions and responses by thelma
maths
alfie has some photographs printed.the cost is £2.50 for postage and 12 pence for each print. A File uses this formula for the total cost (C) in pence. C=250 + 12n n stands for number of photographs. The total cost for Alfie is £6.70. How many
asked on February 21, 2016 
maths
The 4th term of an ap is 15 while the 7th term is 27, find the sum of the 9th and 10th term.
asked on November 23, 2014 
help needed with math
instead of buying packages of 20 batteries for $7.00 to power his video game controllers, Nathaniel decides to buy 4 rechargeable batteries and a charger for $15.39. How many times does he need to use the rechargeable batteries to make them a better value?
asked on June 5, 2014 
math word problem
instead of buying packages of 20 batteries for $7.00 to power his video game controllers, Nathaniel decides to buy 4 rechargeable batteries and a charger for $15.39. How many times does he need to use the rechargeable batteries to make them a better value?
asked on June 4, 2014 
math
Two rectangular garden plots with an area of 60 square feet have distinct integer dimensions. The difference in the dimensions of one plot is the same as the sum of the dimensions of the other plot. what are the dimensions of the 2 garden plots?
asked on April 10, 2014 
math
I know how to do mixed fractions, just stuck on this one...9 2/5+8 2/3+7 11/15 help please I keep getting 25 2/15 what am I doing wrong
asked on December 18, 2012 
statistics
if a data se has a mean of 10.0 seconds & a standard deviation of 2.0 seconds, what is the z score corresponding to the time of 4.0 seconds?
asked on February 19, 2011 
Chemistry
An element that is malleable, ductile, and a good conductor of heat and electricity would be classified as a a)metalliod b)semimetal c)metal d)nonmetal
asked on July 23, 2010 
Chemistry
The energy necessary to start a chemical reaction is called the _______ energy. a)exothermic b)activation c)endothermic d)combustion
asked on July 23, 2010 
chemistry
Take a cup of water, add sugar, and stir. If the resulting solution contains sugar crystals that do not dissolve, the solution is said to be? a)an unsaturated solution b)a saturated solution c)a homogeneous solution d)none of the above Is it d 
asked on July 23, 2010 
math
about 4/9 of the coins in Ava''s piggy bank are nickels. Another 1/3 of the coins are dimes. As a fraction how many more of the coins are nickels than dimes?
asked on February 3, 2009 
math
23.972.875 = what
asked on February 3, 2009 
math
in leon's class 1 out of every students lives within one mile of the school. what percent of the students live within one mile of the school
asked on February 3, 2009 
math
In Mrs kyoto class 7/10 of the studebts have pets. Of those students 4/7 have cats what fraction of the class has pet cats
asked on February 3, 2009 
math
23.972.875= what
asked on February 3, 2009 
math
what is the answer to 8+815= what
asked on February 3, 2009 
math
so does that mean 0.25 equal to seconds
asked on January 30, 2009 
math
what is 0.25 min
asked on January 30, 2009 
math
help i have a graph that shows the finishing times of the first 5 runners in a 10k race time in min on the graph 0 to 34 and the intervals are 5 question is what two runners were 0.25 min apart
asked on January 30, 2009 
Health
Please, I just need someone to help me start this and I'll take it from there. I can't seem to come up with any concepts. Thanks. Imagine you are witnessing a senate debate in Washington, D.C., hours before a vote on a comprehensive health care reform
asked on October 28, 2008

Math
How do you check it?
posted on September 7, 2018 
ENGLISH LANGUAGE
help me write the introduction
posted on November 1, 2016 
math
the answer is d) 522 3000 divided by 46 multiply that number by 8 ********you have to round your answer****
posted on June 5, 2014 
economics business studies maths literacy tourism
Can I study finacial management in a university*worried*
posted on June 10, 2013 
life orientation
charity water charity water is a non profit organization bringing clean and safe drinking
posted on May 9, 2013 
Health
Thank you so much for your swift response.
posted on October 28, 2008